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Altera_Forum
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16 years ago

Green Shade on VGA display

Hi , I have build a custom board with CYCLONE III FPGA having VGA interface, RAM , NAND flash .I am using ADV7125 DAC to convert the digital RGB signals from FPGA to Analog signals.When a displ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

You mean the video is there but everything has an odd shade of green? Try putting out a colorbar signal and see what you get.

Usually the things I look for are:

1 - Color reversal.

2 - Color bit reversal.

Jake